Lennox Y6760, Service Manual

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84
Installation and Maintenance
Service Manual
Step
Procedure
6.Remove suction pipe and discharge pipe
Discharge the refrigerant completely; unsolder the
pipes connecting the compressor and the condenser
assy, and then remove the suction pipe and the
discharge pipe.
(NOTE: Before unsoldering, please discharge the
refrigerant completely.)
Remove the 3 foot nuts fixing the compressor, and
then remove the compressor.
Discharge the refrigerant completely; unsolder
welding joint connecting the capillary, the valve and
the outlet pipe of condenser to remove the capillary.
Do not block the capillary with welding slag during
unsoldering. Remove the 2 screws fixing the gas
valve; unsolder the soldering joint between the gas
valve and the air-return pipe to remove the gas valve.
(NOTE:When unsoldering the soldering joint, wrap
the gas valve with wet cloth completely to avoid
damage to the valve caused by high temperature.)
Remove the 2 screws fixing the liquid valve;unsolder
the soldering joint between the liquid valve and Y-
type tube to remove the liquid valve.
7.Remove compressor
8.Remove gas valve and liquid valve
discharge pipe
suction pipe
compressor
valve support
gas valve
liquid valve